Nidophan tusks are hollow and can deliver a nasty venom when they puncture skin. Nidophan will roll into a tight curl and aim to scratch their foes with the tip of their tusks as they roll by to inflict this poison on them.
A Nidophan is so strong it can easily haul a dump truck. A Nidophan's thick tail packs enormously destructive power capable of toppling a metal transmission tower.